<link rel="stylesheet" type="text/css" href='{{url_for("static", filename="layui/css/layui.css" )}}' />
<link rel="stylesheet" type="text/css" href='{{url_for("static", filename="css/admin.css" )}}' />

<script src='{{url_for("static", filename="layui/layui.js" )}}' type="text/javascript" charset="utf-8"></script>
<script src='{{url_for("static", filename="lib/jquery/jquery.min.js" )}}' type="text/javascript"
    charset="utf-8"></script>